Fitbit Flex 2 vs. Acer Liquid Leap vs. Fitbit Alta HR vs. Apple Watch Series 5 vs. HTC re Grip

 
Flex 2
Liquid Leap
Alta HR
Watch Series 5
re Grip
 FitbitFlex 2Remove Buy NowAcerLiquid LeapRemove Buy NowFitbitAlta HRRemove Buy NowAppleWatch Series 5Remove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$100$90$150$329$199
Release20162015201720192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 to 7 days7 daysNot Yet5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a128 x 32128 x 36384 x 480160 x 32
Sizen/a1 inch1.4 inches1.78 Inches1.8 inches
Touchn/a
TypeLEDOLEDOLEDMicroLEDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIPX4Not YetIP57

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWatchOS 5NA
Apps
Music

All Wearables